Everybody believes he will be the winner of the 100-meter ____.
| A．competition | B．match | C．contest | D．race |
He has worked the maths problem for nearly an hour but he simply can’t work it.
On ;atB. on ;out C. at ;up D. for ;out
Every means ______ tried but without much result.
| A．has been | B．have been | C．are | D．is |
______ is to attend our evening.
| A．both the singer and the dancer | B．Either the singer or dancers |
| C．The singer or dancers | D．The singer and dancer |
If you keep __________ English, you can learn English well.
| A．practising speak | B．practising speaking |
| C．practising to speak | D．to practise spoken |
__________ the assignment made his father lose his temper.
| A．The boy’s not having done | B．The boy not having done |
| C．The boy’s having not done | D．The boy having not done |